GIGABYTE BRIX UEFI firmware is not cryptographically signed
Published Jul 9, 2018
9.8
CRITICALCVSS 3.0
EPSS 1.58%
Description
GIGABYTE BRIX UEFI firmware does not cryptographically validate images prior to updating the system firmware. Additionally, the firmware updates are served over HTTP. An attacker can make arbitrary modifications to firmware images without being detected.
Affected products
-
- Version F6StatusaffectedConstraints-
- Version
-
- Version F2StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Gigabyte | GB-BSi7H-6500 | n/a |
| ||||||
| Gigabyte | GB-BXi7-5775 | n/a |
|
Configuration 1
- f6
Running on/with
- n/a
Configuration 2
- f2
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.58% (0.01576) | 74.56th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.58% (0.01576) | 74.36th | v5 (v2026.06.15) |
| Jul 20, 2024 | 1.04% (0.01040) | 84.12th | v3 (v2023.03.01) |
| Nov 30, 2023 | 1.04% (0.01040) | 82.27th | v3 (v2023.03.01) |
| Sep 3, 2023 | 1.61% (0.01606) | 85.84th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.58% (0.01580) | 85.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/97294 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html x_refsource_MISCExploitThird Party Advisory
- https://www.kb.cert.org/vuls/id/507496 third-party-advisoryx_refsource_CERT-VNThird Party AdvisoryUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/97294 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html | x_refsource_MISCExploitThird Party Advisory | |
| https://www.kb.cert.org/vuls/id/507496 | third-party-advisoryx_refsource_CERT-VNThird Party AdvisoryUS Government Resource |
Change history (0)
No recorded changes yet.